[math expression] Allow to seed the random generator

ossia · Aug 14, 2024 · c602962 · c602962
1 parent f48994c
commit c602962
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/3rdparty/rnd b/3rdparty/rnd
diff --git a/src/ossia/math/math_expression.cpp b/src/ossia/math/math_expression.cpp
@@ -109,6 +109,10 @@ math_expression::~math_expression()
   delete impl;
 }
 
+void math_expression::seed_random(uint64_t seed1, uint64_t seed2)
+{
+  impl->random.engine.seed(seed1, seed2);
+}
 void math_expression::add_variable(const std::string& var, double& value)
 {
   impl->syms.add_variable(var, value);

diff --git a/src/ossia/math/math_expression.hpp b/src/ossia/math/math_expression.hpp
@@ -14,6 +14,7 @@ class OSSIA_EXPORT math_expression
   math_expression();
   ~math_expression();
 
+  void seed_random(uint64_t seed1, uint64_t seed2);
   void add_variable(const std::string& var, double& value);
   void add_constant(const std::string& var, double& value);
   void add_vector(const std::string& var, std::vector<double>& value);